प्रश्न और उत्तर का अभ्यास करें
8 प्र: Which tag is used to display the numbered list?
1)
2) 3)
4)
1144 05b5cc666e4d2b4197774bf12
5b5cc666e4d2b4197774bf12- 11true
- 22false
- 33false
- 44false
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उत्तर : 1. "1"
व्याख्या :
Answer: A) 1 Explanation: Use HTML tag
- element to define an ordered list.
Use the HTML type attribute to define the numbering type. Use the HTML
- element to define a list item. Use the HTML
- element to define a description list.
Hence, as numbered list come under ordered list tag
- tag is used for numbered list.
प्र: Multiplicative inverse of 7? 1121 05b5cc666e4d2b4197774bf08
5b5cc666e4d2b4197774bf08- 11false
- 2-1/7false
- 30false
- 41/7true
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उत्तर : 4. "1/7"
व्याख्या :
Answer: D) 1/7 Explanation: Multiplicative inverse is nothing but a reciprocal of a number. It is defined as one of a pair of numbers that when multiplied with another number equals the number 1. Multiplicative inverse or reciprocal of 7 is 7 x n = 1 => n = 1/7. Hence, Multiplicative inverse or reciprocal of 7 is 1/7.
प्र: Fa Hien visited india during the reign of 1829 05b5cc666e4d2b4197774bf03
5b5cc666e4d2b4197774bf03- 1Harshavardhanafalse
- 2Chandragupta Mauryafalse
- 3Ashokafalse
- 4Chandragupta Vikramadityatrue
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उत्तर : 4. "Chandragupta Vikramaditya"
व्याख्या :
Answer: D) Chandragupta Vikramaditya Explanation: Fahien came to India during the reign of Chandragupta Vikramaditya.
प्र: What has teeth but cannot bite? 3158 05b5cc666e4d2b4197774befe
5b5cc666e4d2b4197774befe- 1Combtrue
- 2Sawfalse
- 3Zipperfalse
- 4Gearfalse
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उत्तर : 1. "Comb"
व्याख्या :
Answer: A) Comb Explanation: Saw, Zipper and Gear have teeth but can bite us. Comb have teeth but cannot bite.
प्र: What are the reactants in a chemical reaction? 1392 05b5cc666e4d2b4197774befd
5b5cc666e4d2b4197774befd- उत्तर देखेंउत्तर छिपाएं
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उत्तर :
व्याख्या :
In a chemical reaction, substances (elements or compounds) called reactants are changed into other substances (compounds or elements) called products. Hence, reactants are those which start the chemical reaction. For example: 1. In the burning of natural gas, methane (CH4) and oxygen (O2) are the reactants in the chemical reaction. are the substances formed by a chemical reaction. In the burning of natural gas, carbon dioxide (CO2) and water (H2O) are the products formed by the reaction. 2. H2+O2 ----> H2O Here H2 & O2 are called Reactants and H2O is called Product.
प्र: Blotting paper absorbs ink due to 3699 05b5cc666e4d2b4197774bef8
5b5cc666e4d2b4197774bef8- 1Capillary action phenomenontrue
- 2Diffusion of ink through the blottingfalse
- 3Siphon actionfalse
- 4Viscosity of inkfalse
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उत्तर : 1. "Capillary action phenomenon"
व्याख्या :
Answer: A) Capillary action phenomenon Explanation: Blotting paper absorbs ink by the process of capillary action. The capillary action is based on the property of surface tension of liquid. All unsized paper will absorb water. Blotting paper is not sized and made bulkier to provide capillary action for faster absorption of liquid. Blotting paper has also been sold as a cosmetic to aid in the removal of skin oils and makeup.
प्र: What is x squared plus x squared? 1488 05b5cc666e4d2b4197774bef3
5b5cc666e4d2b4197774bef3- 14xfalse
- 22x^2true
- 3x^4false
- 42xfalse
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उत्तर : 2. "2x^2"
व्याख्या :
Answer: B) 2x^2 Explanation: In an algebraic expression, like terms are terms that contain the same variables raised to the same powers. Calculating x-squared plus x-squared is a matter of combining like terms. Now x^2 + x^2 = 2x^2 Hence, x-squared plus x-squared is equal to 2 times x squared.
प्र: The state of california uses a mechanism known as 1914 05b5cc666e4d2b4197774beee
5b5cc666e4d2b4197774beee- 1NOTStrue
- 2BOTSfalse
- 3LOTSfalse
- 4POTSfalse
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उत्तर : 1. "NOTS"
व्याख्या :
Answer: A) NOTS Explanation: The state of California uses a mechanism known as NOTS. NOTS stands for Negligent Operator Treatment System. What is this: It is a program that is known to rehabilitate chronic violators of the driving laws in California. It consists of a series of computer generated warning letters and sanctions against violators. It affects drivers with age 18 years old and above in California. How it works: The actions in this program are based on "negligent operator points" that is being recorded every time period. These are added continuously until it reaches a certain degree which it needs an administrative hearing. Points are being assigned depending on the degree of the offense. It would range from zero to three points.

